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Self-driving cars must detect vehicles, pedestrians, and other traffic participants accurately to operate safely. Small, far-away, or highly occluded objects are particularly challenging because there is limited information in the LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Yurong You , Katie Z Luo , Xiangyu Chen , Junan Chen , Wei-Lun Chao , Wen Sun , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger

Visual impairment affects the ability of people to live a life like normal people. Such people face challenges in performing activities of daily living, such as reading, writing, traveling and participating in social gatherings. Many…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Mirza Samad Ahmed Baig , Syeda Anshrah Gillani , Shahid Munir Shah , Mahmoud Aljawarneh , Abdul Akbar Khan , Muhammad Hamzah Siddiqui

People who are blind perceive the world differently than those who are sighted, which can result in distinct motion characteristics. For instance, when crossing at an intersection, blind individuals may have different patterns of movement,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Hee Jae Kim , Kathakoli Sengupta , Masaki Kuribayashi , Hernisa Kacorri , Eshed Ohn-Bar

Human gait, which is a new biometric aimed to recognize individuals by the way they walk have come to play an increasingly important role in visual surveillance applications. In this paper a novel hybrid holistic approach is proposed to…

Computer Vision and Pattern Recognition · Computer Science 2011-09-01 L. R Sudha , Dr. R Bhavani

Designing for situational awareness could lead to better solutions for disabled people, likewise, exploring the needs of disabled people could lead to innovations that can address situational impairments. This in turn can create…

Human-Computer Interaction · Computer Science 2019-04-15 Tigmanshu Bhatnagar , Youngjun Cho , Nicolai Marquardt , Catherine Holloway

Navigating unfamiliar environments remains one of the most persistent and critical challenges for people who are blind or have limited vision (BLV). Existing assistive tools often rely on online services or APIs, making them costly,…

Human-Computer Interaction · Computer Science 2025-10-28 Dabbrata Das , Argho Deb Das , Farhan Sadaf , Azhar Uddin , Tirtho Mondal

Deploying autonomous robots in crowded indoor environments usually requires them to have accurate dynamic obstacle perception. Although plenty of previous works in the autonomous driving field have investigated the 3D object detection…

Robotics · Computer Science 2024-02-28 Zhefan Xu , Xiaoyang Zhan , Yumeng Xiu , Christopher Suzuki , Kenji Shimada

We introduce a general self-supervised approach to predict the future outputs of a short-range sensor (such as a proximity sensor) given the current outputs of a long-range sensor (such as a camera); we assume that the former is directly…

Robotics · Computer Science 2019-01-18 Mirko Nava , Jerome Guzzi , R. Omar Chavez-Garcia , Luca M. Gambardella , Alessandro Giusti

Reconstructing compositional 3D representations of scenes, where each object is represented with its own 3D model, is a highly desirable capability in robotics and augmented reality. However, most existing methods rely heavily on strong…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Vincent van der Brugge , Marc Pollefeys , Joshua B. Tenenbaum , Ayush Tewari , Krishna Murthy Jatavallabhula

Remote sighted assistance (RSA) has emerged as a conversational assistive technology, where remote sighted workers, i.e., agents, provide real-time assistance to users with vision impairments via video-chat-like communication. Researchers…

Human-Computer Interaction · Computer Science 2022-02-04 Jingyi Xie , Rui Yu , Sooyeon Lee , Yao Lyu , Syed Masum Billah , John M. Carroll

In this paper, we propose a map-based end-to-end DRL approach for three-dimensional (3D) obstacle avoidance in a partially observed environment, which is applied to achieve autonomous navigation for an indoor mobile robot using a depth…

Robotics · Computer Science 2021-08-16 Yu'an Chen , Guangda Chen , Lifan Pan , Jun Ma , Yu Zhang , Yanyong Zhang , Jianmin Ji

Obstacle detection is one of the basic tasks of a robot movement in an unknown environment. The use of a LiDAR (Light Detection And Ranging) sensor allows one to obtain a point cloud in the vicinity of the sensor. After processing this…

Robotics · Computer Science 2024-04-12 Lukas Kratochvila

Most telemanipulation systems for aerial robots provide the operator with only 2D screen visual information. The lack of richer information about the robot's status and environment can limit human awareness and, in turn, task performance.…

To determine the 3D orientation and 3D location of objects in the surroundings of a camera mounted on a robot or mobile device, we developed two powerful algorithms in object detection and temporal tracking that are combined seamlessly for…

Computer Vision and Pattern Recognition · Computer Science 2017-09-06 David Joseph Tan , Nassir Navab , Federico Tombari

Mobile robots operating in crowded environments require the ability to navigate among humans and surrounding obstacles efficiently while adhering to safety standards and socially compliant mannerisms. This scale of the robot navigation…

Robotics · Computer Science 2025-08-15 Yung Chuen Ng , Qi Wen Shervina Lim , Chun Ye Tan , Zhen Hao Gan , Meng Yee Michael Chuah

Finding a path free from obstacles that poses minimal risk is critical for safe navigation. People who are sighted and people who are visually impaired require navigation safety while walking on a sidewalk. In this research we developed an…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Faruk Ahmed , Md Sultan Mahmud , Kazi Ashraf Moinuddin , Mohammed Istiaque Hyder , Mohammed Yeasin

Autonomous aerial robots are increasingly being deployed in real-world scenarios, where transparent glass obstacles present significant challenges to reliable navigation. Researchers have investigated the use of non-contact sensors and…

Robotics · Computer Science 2025-05-12 Xinyi Chen , Yichen Zhang , Hetai Zou , Junzhe Wang , Shaojie Shen

We present the first static-obstacle avoidance method for quadrotors using just an onboard, monocular event camera. Quadrotors are capable of fast and agile flight in cluttered environments when piloted manually, but vision-based autonomous…

This paper explores the design of hybrid feedback for a class of affine nonlinear systems with topological constraints that prevent global asymptotic stability. A new hybrid control strategy is introduced, which differs conceptually from…

Systems and Control · Electrical Eng. & Systems 2024-03-12 Miaomiao Wang , Abdelhamid Tayebi

Loss of Mobility is a common handicap to senior citizens. It denies them the ease of movement they would like to have like outdoor visits, movement in hospitals, social outgoings, but more seriously in the day to day in-house routine…

Computer Vision and Pattern Recognition · Computer Science 2014-10-22 Ramviyas Parasuraman